To_Naz

#include <stdio.h>
#include <stdlib.h>

// function might take argument through it parameters, but that
// depends on you. any how you want it.
const int TWO_WEEKS = 10;
const int TWO_THREE_WEEKS = 153;
const int MAX_WEEKS = 2753;

double get_hcg(){
 // intepreting from the ADC ( which is like a transducer from what you wrote)
 // a function called in a library will be handling that.
 // this is just the other logic part of it

    return 0.0; // return whatever is interpreted double literal or double variable

}

double get_threshold(){

    return 0.0; // which should what the threshold is, could be a variable or just double literal
}

int main()
{
    double hcg_threshold = get_threshold();
    double hcg = get_hcg();
    while(hcg){ // depending if hcg holds a value or not, this loops runs otherwise false
        if(hcg < 5){
            printf();
        }
        else if (hcg > 6 && hcg < 24){
            printf();
        }
        else if (hcg >= 25){
            printf("Output: positive");
            if( hcg_threshold == 10){
                printf("Output: Less than 2 weeks ");
            }
            else if(hcg_threshold == TWO_THREE_WEEKS){
                printf("Output: Between 2 - 3 weeks")
            }
            else if(hcg_threshold == MAX_WEEKS){
                printf("Output: More than 3 weeeks");
            }
            else{
                printf("Output: Weeks Unknown");
                break;

            }
        }
        else
            break;

    }

    return 0;
}